Raspberry Pi X400 V3.0 DAC+AMP Audio Expansion Board Motor Control Shield Integrated Circuits
Full-HD audio -up to 24-bit/192kHz playback.
Audiophile TI Burr Brown 32-bit/384kHz DAC (TI PCM5122).
Class leading audio; 112db SNR, and THD of 0.0019%.
Built in High quality Class-D stereo audio amplifier (TI TPA3118D2).
Up to 2x30W Into a 8Ω BTL Load at 24VDC.
Capable of driving 4Ω speakers (also works with higher impedance speakers).
Built in high quality audio headphone amplifier (TI TPA6133A).
Uses the Texas Instruments ultra-low-noise voltage regulator (output noise< 10μVRMS).
Uses the Texas Instruments high efficiency step-down DC converter (up to 95%).
6V~26VDC converted to 5.1V, 3A to power the Raspberry Pi.
Uses the genuine ALPS RK163 series potentiometer for smooth volume adjustment.
Built in high quality IR sensor (Vishay -the world's leading supplier of infrared receivers).
Onboard RCA connectors.
Onboard 3.5mm stereo headphone jack.
Onboard speaker & power screw terminals.
On-board 4-pin PH2.0 connector, which can connect external lighted power switch to control power supply.
Onboard gold-plated high-current DC power jack (5.5×2.5mm).
Uses the digital I2S audio signals to reduce CPU load over USB audio solutions.
Connects directly to the Raspberry Pi – No wiring required.
Powers the Raspberry Pi – no additional power supply.
Reserved Raspberry Pi GPIO pin header (2x13Pins).
Pop-noise can be improved by enabling GPIO control.
AMP can be enabled / disabled with jumper link.
Warning:do not apply power to your raspberry pi via the pi's micro USB socket.
Power supply: 6-26VDC( ≥3A is recommend)
GPIO used : LRCK – IO19, BCK – IO18, DATA – IO21, IR -IO26, AMP mute – IO22
Analog audio output level: 2V RMS
Headphone max output power: 142mW at 16Ω
Amplifier max output power: 2x30W at 8Ω BTL Load at 24VDC
Resolution/Sampling Rate: upto 24bit / 192KHz (Raspberry Pi I2S)
Net weight: 84g
The raspberry pi is not included.
Power supply specification: Input Voltage: 100-240V AC, Output Voltage: 19V DC, 2A, DC Jack:5.5×2.5mm, Frequency: 50/ 60Hz.
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow slight measuring deviation due to manual measurement.
1 x X400 Audio Expansion Board
1 x Screws Pack